“The Tell-Tale Heart” by Edgar Allen Poe and “The Barrel of Amantialdo” are two good examples of this concept of human nature. This obsession can be directed as an obsession with the thought of directly crossing the line without punishment. One of the best examples of this can be found in Poe's “The Tell-Tale Heart.” In this story, the narrator, about whom the story is about, is a rather bright, patient, observant and schizophrenic person. The reader may come to the conclusion that the narrator is schizophrenic from Poe's 1843 version of “The Tell-Tale Heart” first published in The Pioneer of January 1843, “…why will you say that I am mad? The disease had sharpened my senses – not destroyed – not dulled. Above all, the sense of hearing was acute. I have heard all things in heaven and… I have heard many things in hell.” (691) Schizophrenic people have hallucinations that tend to involve all the senses, especially hearing, and can be commonly referred to as an illness. This way you can logically come to the conclusion that the narrator is schizophrenic. In the story the narrator gets